Cita APA (7a ed.)

Dillon, L. S. (1978). Animal variety: An evolutionary account. Wm.C.Brown.

Cita Chicago Style (17a ed.)

Dillon, Lawrence S. Animal Variety: An Evolutionary Account. Iowa: Wm.C.Brown, 1978.

Cita MLA (8a ed.)

Dillon, Lawrence S. Animal Variety: An Evolutionary Account. Wm.C.Brown, 1978.